{
  "port": 7913,
  "protocol": "tcp",
  "service": "qo-secure",
  "oneLiner": "IANA's \"QuickObjects secure port\" — a vendor name reservation with no public protocol.",
  "whatItIs": "7913 is registered as qo-secure, QuickObjects secure port, to an individual assignee (Jonas Bovin); 7914-7931 above it are unassigned. No specification or open implementation accompanies the registration, and Nmap sees the port open on about 0.015% of hosts. \"Secure\" in the registered name refers to that product's own scheme, not to any standard TLS behaviour you can rely on.",
  "exposure": {
    "verdict": "careful",
    "note": "Do not infer encryption from the name — probe the handshake and identify the service before treating the port as safe to expose."
  },
  "checkCommand": "openssl s_client -connect TARGET:7913 </dev/null 2>&1 | head -20",
  "links": [
    {
      "title": "IANA port registry — 7913 (qo-secure)",
      "url": "https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml?search=7913",
      "kind": "iana"
    }
  ]
}